Anti-ultraviolet rubber cutting tool with adjustable spacing

Abstract

The utility model relates to the technical field of experiment auxiliary instruments. A spacing-adjustable anti-ultraviolet rubber cutting tool comprises a grabbing rod body, the grabbing rod body is sequentially provided with a handheld part, an anti-ultraviolet shielding part, an ultraviolet light-emitting part and a cutting part in the length direction, the cutting part comprises a left tool apron and a right tool apron, and the tool aprons are detachably connected with cutting knives; the grasping rod body is in sliding connection with the tool apron; the adjusting mechanism comprises a driving gear, a transmission gear and a transmission rack; the driving gear and the transmission gear are rotationally connected with the grabbing rod body, and the driving gear is in transmission connection with the transmission gear through a transmission belt; side gears are arranged on the front side and the rear side of the transmission gear in the axial direction, the lower side of the side gear on the front side of the transmission gear is meshed with a transmission rack installed on one tool apron, and the upper side of the side gear on the rear side of the transmission gear is meshed with a transmission rack installed on the other tool apron. The rubber block forming device realizes forming of rubber blocks with different cutting intervals.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental auxiliary instrument technical field, concretely relates to cutting glue tool. BACKGROUND

[0002] The operation method for cutting agarose gel using a blade is as follows: the gel is placed on an ultraviolet lamp box, a common knife is held in hand, and the hands are exposed to the ultraviolet light for cutting the gel. Such experimental operation can cause the experimental personnel to be exposed to the ultraviolet light source, and the experimental personnel usually takes protective measures by wearing gloves, but wearing gloves can affect the operation, resulting in that the cutting precision is affected. In order to avoid the skin of the hands and other parts of the experimental personnel being directly exposed to the ultraviolet light, a cutting knife special for agarose gel recovery is disclosed in a Chinese patent with the authorization announcement number CN207480658U, and a fence is arranged between the holding end and the ultraviolet light source in the patent, so that the ultraviolet rays can be blocked, and safety protection is provided for the experimental personnel.

[0003] However, the above-mentioned patent structure still has the following defects:

[0004] 1) The glue cutting width cannot be adjusted;

[0005] 2) When cutting the glue, it needs to be cut horizontally twice and then cut vertically twice, so as to form a glue block. The operation is complicated.

[0006] 3) The knife body is not convenient to replace. CONTENT OF THE UTILITY MODEL

[0007] In view of the problems existing in the prior art, the utility model provides a cutting glue tool with adjustable spacing and ultraviolet protection, which solves at least one of the above technical problems.

[0008] The technical scheme of the utility model is as follows: a cutting glue tool with adjustable spacing and ultraviolet protection, comprising a gripping rod body, the gripping rod body is sequentially provided with a hand holding part, an ultraviolet shielding part, an ultraviolet light emitting part and a cutting part along the length direction, characterized in that the cutting part comprises two left and right arranged knife seats, and the knife seat is detachably connected with a cutting knife.

[0009] The gripping rod body is slidably connected with the knife seat.

[0010] Further comprising an adjusting mechanism for adjusting the spacing between the two knife seats, the adjusting mechanism comprises a driving gear, a transmission gear and a transmission rack.

[0011] The driving gear and the transmission gear are both rotatably connected with the gripping rod body, the driving gear is connected with a driving part which is partially exposed outside the gripping rod body, the driving part is located on the hand holding part, and the driving gear is drivingly connected with the transmission gear through a transmission belt.

[0012] The front and rear sides of the transmission gear in the axial direction are provided with side gears, the lower side of the side gear on the front side of the transmission gear is engaged with the transmission rack installed on one tool holder, and the upper side of the side gear on the rear side of the transmission gear is engaged with the transmission rack installed on another tool holder.

[0013] The utility model discloses a drive gear rotates, and then adjust the interval between two tool holders, and then realize the forming of the rubber block of different cutting interval.

[0014] Further preferably, the gripping rod body is connected with a bolt;

[0015] The driving part is provided with a limiting opening in the circumferential direction for inserting the bolt.

[0016] The locking of the driving part is facilitated after the interval adjustment.

[0017] Further preferably, the bottom of the gripping rod body is provided with a strip-shaped notch, and the tool holder is provided with a mark line;

[0018] The strip-shaped notch is provided with a scale line adjacent to it.

[0019] The moving position of the tool holder can be known through the scale line, and then the interval of the two tool holders can be known. The strip-shaped notch is used for exposing the mark line, and the mark line is observed.

[0020] Further preferably, the gripping rod body comprises a front shell body and a rear shell body arranged in front and back, respectively, and the front shell body and the rear shell body are respectively provided with a positioning column and a sleeve that are inserted into each other;

[0021] The driving gear and the transmission gear are both rotationally connected with the sleeve;

[0022] The front shell body and the rear shell body are respectively connected with semicircular baffles;

[0023] When the front shell body and the rear shell body are connected in a split manner, the semicircular baffles of the front shell body and the semicircular baffles of the rear shell body form an ultraviolet shielding part.

[0024] Further preferably, the front shell body and the rear shell body clamp an ultraviolet light emitting lamp, and the ultraviolet light emitting lamp is the ultraviolet light emitting part;

[0025] The front shell body is slidingly connected with one tool holder, and the rear shell body is slidingly connected with another tool holder.

[0026] The adjustment of the interval position of the two tool holders is facilitated.

[0027] Further preferably, the cutting edges of the two knife holders connected to the knife body are forward or backward.

[0028] Further preferably, the front shell is hinged with a cover, the ultraviolet light emitting lamp is connected with a battery through a connecting line, and a switch is installed on the connecting line;

[0029] The battery is located in a cavity formed by the front shell and the cover, a through hole for passing the connecting line is formed on the front shell, the through hole is in communication with the cavity, and the switch is installed on the front shell.

[0030] Compared with the prior art, the utility model has the beneficial effects that:

[0031] The utility model discloses convenient replacement knife body, through the rotation of driving gear, and further the adjustment of knife body spacing. BRIEF DESCRIPTION OF DRAWINGS

[0032] Fig. 1 It is one kind of internal structure schematic view of the utility model embodiment 1;

[0033] Fig. 2 It is one kind of structure schematic view of the utility model embodiment 1;

[0034] Fig. 3 It is the schematic view of the linkage of side gear and front knife rest of the utility model embodiment 1;

[0035] Fig. 4 It is the schematic view of the linkage of side gear and rear knife rest of the utility model embodiment 1.

[0036] In the drawing, 1 is handheld part, 2 is ultraviolet shielding part, 3 is ultraviolet light emitting part, 4 is knife rest, 5 is cutting knife, 6 is bolt, 11 is strip-shaped gap, 12 is scale line, 41 is front knife rest, 42 is rear knife rest, 51 is front cutting knife, 52 is rear cutting knife, 61 is driving gear, 63 is transmission gear, 64 is transmission belt, 65 is side gear, 66 is driving part, 67 is transmission rack. DETAILED DESCRIPTION

[0037] Referring to Figs. 1 to 4Specific embodiment 1, an anti-UV rubber cutting tool with adjustable spacing, including a gripping rod body, the gripping rod body is sequentially composed of a hand-held portion 1, an anti-UV shielding portion 2, an ultraviolet light-emitting portion 3 and a cutting portion along the length direction, the cutting portion includes two left and right knife seats 4, the knife seats 4 are detachably connected to the cutting knife 5; the gripping rod body is slidably connected to the knife seats 4; it also includes an adjustment mechanism for adjusting the spacing between the two knife seats 4, the adjustment mechanism includes a driving gear 61, a transmission gear 63 and a transmission rack; the driving gear 61 and the transmission gear 63 are both rotatably connected to the gripping rod body The drive gear is connected to a drive portion 66 that partially exposes the gripping rod. The drive portion is located in the handle 1. The drive gear 61 is connected to the drive gear 63 via a transmission belt 64. Side gears 65 are provided on the front and rear sides of the drive gear 63 in the axial direction. The lower side of the side gear 65 on the front side of the drive gear 63 meshes with a transmission rack 67 mounted on one blade seat (i.e., the front blade seat 41), and the upper side of the side gear 65 on the rear side of the drive gear 63 meshes with a transmission rack 67 mounted on the other blade seat (i.e., the rear blade seat 42). The present invention adjusts the spacing between the two blade seats 4 by rotating the drive gear 61, thereby achieving the formation of rubber blocks with different cutting spacings. The drive portion has a toothed structure.

[0038] The anti-ultraviolet shielding part comprises a transparent baffle and an anti-ultraviolet coating covering the outer side of the transparent baffle.

[0039] The front blade holder 41 is detachably connected to a front cutting blade 51. The rear blade holder 42 is detachably connected to a rear cutting blade 52.

[0040] A latch 6 is connected to the gripping rod; the driving unit is provided with circumferentially arranged stoppers for inserting the latch. This facilitates locking the driving unit after adjusting the spacing. The driving unit is provided with at least three circumferentially arranged stoppers. The gripping rod is equipped with an arc-shaped viewing window. This window has a socket for inserting the latch, which is positioned correspondingly to the stoppers.

[0041] A strip-shaped notch 11 is provided at the bottom of the gripping rod, and a marking line is provided on the blade holder 4. A scale line 12 is provided adjacent to the strip-shaped notch 11. The strip-shaped notch is used to expose the marking line. The scale line facilitates the determination of the moving position of the blade holder 4 and, therefore, the distance between the two blade holders 4.

[0042] The gripping rod body includes a front shell and a rear shell arranged front and back, and the front shell and the rear shell are respectively installed with positioning columns and sleeves that are plugged into each other; the driving gear 61 and the transmission gear 63 are both rotatably connected to the sleeve; the front shell and the rear shell are respectively connected with semicircular baffles; when the front shell and the rear shell are spliced ​​together, the semicircular baffle of the front shell and the semicircular baffle of the rear shell form an anti-ultraviolet shielding part 2.

[0043] The front side of the transmission rack on the front tool rest is in sliding connection with the front shell, and the front shell is provided with a front slider for sliding connection with the transmission rack on the front tool rest. A guide groove for sliding connection with the front slider is formed on the front side of the transmission rack on the front tool rest. The rear side of the transmission rack on the rear tool rest is in sliding connection with the rear shell, and the rear shell is provided with a rear slider for sliding connection with the transmission rack on the rear tool rest. A guide groove for sliding connection with the rear slider is formed on the rear side of the transmission rack on the rear tool rest. The front tool rest is in sliding connection with the front slider with the left-right direction as the sliding direction. The rear tool rest is in sliding connection with the rear slider with the left-right direction as the sliding direction.

[0044] The front shell and the rear shell clamp the ultraviolet light emitting lamp, and the ultraviolet light emitting lamp is the ultraviolet light emitting part 3. The front shell is in sliding connection with one tool rest 4, and the rear shell is in sliding connection with another tool rest 4. The adjustment of the distance between the two tool rests 4 is facilitated. Alternatively, the ultraviolet light emitting lamp is detachably connected to the front shell.

[0045] The cutting edges of the tool body connected with the two tool rests 4 face forward or backward.

[0046] The front shell is hingedly connected with a cover, the ultraviolet light emitting lamp is connected with a battery through a connecting line, and the connecting line is provided with a switch. The battery is located in a cavity formed by the front shell and the cover, the front shell is provided with a through hole for passing through the connecting line, the through hole is in communication with the cavity, and the front shell is provided with the switch.

[0047] The above is only the preferred embodiment of the present application, and it should be pointed out that, for ordinary skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should be considered as the protection scope of the present application.

Claims

1. An adjustable distance ultraviolet cutting tool, comprising a grip rod body, the grip rod body sequentially comprises a hand holding part, an ultraviolet shielding part, an ultraviolet emitting part and a cutting part along the length direction, characterized in that, The cutting part comprises two left and right knife holders which are detachably connected with cutting knives; The gripping rod body is slidably connected with the knife holders; An adjusting mechanism for adjusting the distance between the two knife holders is further included, which comprises a driving gear, a transmission gear and a transmission rack; The driving gear and the transmission gear are both rotatably connected with the gripping rod body, and the driving gear is connected with a driving part which is partially exposed outside the gripping rod body, the driving part being located on the hand-held part, and the driving gear is drivingly connected with the transmission gear through a transmission belt; The transmission gear is provided with side gears on the front and back sides in the axial direction, the lower side of the side gear on the front side of the transmission gear is engaged with the transmission rack mounted on one of the knife holders, and the upper side of the side gear on the back side of the transmission gear is engaged with the transmission rack mounted on the other knife holder.

2. The adjustable spacing ultraviolet cutting tool of claim 1, wherein: A bolt is connected to the gripping rod body; A limiting hole for inserting the bolt is formed on the driving part in the circumferential direction.

3. The adjustable spacing ultraviolet cutting tool of claim 1, wherein: A strip-shaped gap is formed on the bottom of the gripping rod body, and a mark line is provided on the knife holder; A scale line is provided adjacent to the strip-shaped gap.

4. The adjustable spacing ultraviolet cutting tool of claim 1, wherein: The gripping rod body comprises a front shell body and a rear shell body which are arranged in front and back, and the front shell body and the rear shell body are respectively provided with a positioning column and a sleeve which are inserted into each other; The driving gear and the transmission gear are both rotatably connected with the sleeve; The front shell body and the rear shell body are respectively connected with semicircular baffles; When the front shell body and the rear shell body are connected in a split manner, the semicircular baffles of the front shell body and the semicircular baffles of the rear shell body form an ultraviolet shielding part.

5. The adjustable spacing ultraviolet cutting tool of claim 4, wherein: The front shell body and the rear shell body clamp an ultraviolet light emitting lamp, and the ultraviolet light emitting lamp is the ultraviolet light emitting part; The front shell body is slidably connected with one of the knife holders, and the rear shell body is slidably connected with the other knife holder.

6. The adjustable spacing ultraviolet cutting tool of claim 1, wherein: The cutting edges of the two knife holders are directed forward or backward.

7. The adjustable spacing ultraviolet cutting tool of claim 5, wherein: The front shell body is hingedly connected with a flip cover, the ultraviolet light emitting lamp is connected with a battery through a connecting line, and a switch is mounted on the connecting line; The battery is located in a cavity formed by the front shell body and the flip cover, a through hole is formed on the front shell body for passing through the connecting line, the through hole is in communication with the cavity, and the switch is mounted on the front shell body.

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